Active Member
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[China]
Address: Jinjiang District, Chengdu, Sichuan 610000, China
Contact name:Plato Wang
Supanchor Rock Reinforcement Co., Ltd. |
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SupUTS Large Diameter T76/1800 Heat Treatment Sda Hollow Threaded Bar
Features
SupAnchor® has achieved the security application of 30,000,000 meters self-drilling anchor bar in the world. The self drilling hollow threaded bar is suitable for installation with mortar. The hollow threaded bar also serves as an injection pipe to facilitate installation.
With premium heat treatment technology, 2 types of threads profile available: R (Rope Thread) or T (trapezoidal); For permanent applications, optional HDG or epoxy coating can be provided to protect from corrosion; No cased borehole allowing ground preservation.
Advantages
1. High installation rate
2. difficult soil condition
3. limited access
4. Extra corrosion protection
5. Slope stabilization
6. Labor & material cost saving
Applications
1. Tunneling
2. Radial systematic anchoring
3. Foundation for avalanche protect
4. Roof and wall bolting
5. Face stabilization
6. Slope stabilization
Technical Data
| Technical Details | |||||
| SupUTS T Thread | T76/1400 | T76/1800 | T76/2200 | T114/2800 | T114/3450 |
| Ultimate load (kN) | 1400 | 1800 | 2200 | 2800 | 3450 |
| Load at 0.2% Yield (kN) | 1100 | 1400 | 1700 | 2100 | 2700 |
| Weight (kg/m) | 11.50 | 13.50 | 16.30 | 21.00 | 25.80 |
| Tensile strength (N/mm2) | ＞ 1100 | ＞ 1100 | ＞ 1100 | ＞ 1100 | ＞ 1100 |
| Yield strength (N/mm2) | ＞ 900 | ＞ 900 | ＞ 900 | ＞ 900 | ＞ 900 |
| Outside diameter (mm) | 76 | 76 | 76 | 114 | 114 |
| Internal diameter (mm ) | 64 | 60 | 56 | 96 | 92 |
| Cross sectional area (mm2) | 1465 | 1719 | 2076 | 2670 | 3280 |
| Type of steel | 40Cr | 40Cr | 40Cr | 40Cr | 40Cr |
| Elongation A100 mm | ≧ 5% | ≧ 5% | ≧ 5% | ≧ 5% | ≧ 5% |
| Thread type | T International Standard / Left or Right | ||||
| Length (m) | (1) x2, x3, x4 | ||||
Anchor Bar and Accessories
Job sites 
SubNumbers
10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.
20 Years - 20 years of exporting experience, familiar with different product standards from different
customers and countries.
26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar
manufacturer in Asia.
60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by
customers from 50 countries all over the world, including America, Chile, Germany,
Australia India, etc.
1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.
